Gemstone



FIG. 1 is a perspective view of a first embodiment of a gemstone showingmy new design;

FIG. 2 is a top view of the gemstone of FIG. 1;

FIG. 3 is a side view of the gemstone of FIG. 1;

FIG. 4 is a perspective view of a second embodiment of the gemstone;

FIG. 5 is a top view of the gemstone of FIG. 3; and,

FIG. 6 is a side view of the gemstone of FIG. 3.

The broken lines are provided for illustrative purposes only and form nopart of the claimed design. In addition, the portions of the gemstonethat are not shown in the drawing do not form any part of the claimeddesign.

The ornamental design for a gemstone, as shown and described.